
b)

Trả lời:
(.....) < (.....) < (.....) < (.....) < (.....) < (.....) < (.....) <a/ (2) < (7) < (9) < (10) < (1) < (5) < (4) < (10) < (8)||b/ (9) < (5) < (6) < (2) < (4) < (7) < (1) < (10) < (8) < (3)

b)

Trả lời:
(.....) < (.....) < (.....) < (.....) < (.....) < (.....) < (.....) <a/ (2) < (7) < (9) < (10) < (1) < (5) < (4) < (10) < (8)||b/ (9) < (5) < (6) < (2) < (4) < (7) < (1) < (10) < (8) < (3)



